IUPAC Name
(3R,4R,5R,6R)-3,4,5-Trihydroxy-6-(hydroxymethyl)oxan-2-one
Cas Number
90-80-2
HS Code
2932.20.90
Formula
C6H10O6
Industry
Food Additives
Appearance
White Crystalline Powder
Common Names
Gluconolactone
Packaging
25 Kg Bag
Glucono delta lactone is a slow-release acidulant and sequestrant formed through glucose fermentation that gradually hydrolyzes to gluconic acid over 1-2 hours, providing controlled pH reduction, protein coagulation, and mineral chelation without initial sourness. In the food industry, it excels as a clean-label processor for silken tofu production, natural leavening in bakery, and stabilizer in dairy with pH drop from 6.0 to 3.5 over time, heat stability up to 120°C, and no off-flavors during extended reactions.
Tofu and soy products: Triggers smooth protein coagulation in silken tofu and soy puddings forming delicate gels during heating, creates uniform texture without bitterness, and maintains stability during storage.
Bakery products: Acts as natural dough conditioner and leavening acid improving crumb softness and extending mold-free shelf life through gradual pH control.
Dairy products: Stabilizes yogurt and cheese cultures preventing over-acidification, improves texture by sequestering calcium ions, and controls whey separation.
Meat products: Provides gradual pH reduction in brines and marinades enhancing water binding and cure color development with clean acid profile.
Confectionery and gels: Enables controlled setting in pectin-based gums and licorice maintaining clear texture and heat stability during processing.
Beverages and sauces: Sequesters metal ions preventing oxidation and haze while providing gradual acidity buildup and protein stabilization.
In cosmetics, acts as mild exfoliant and pH buffer in cleansers and toners; in pharmaceuticals, serves as chelating agent and controlled-release matrix; in personal care, stabilizes formulations; in industrial uses, processes textiles and metal cleaning.